CN220650098U

CN220650098U - Tandem sodium ion battery pole piece sampler

Info

Publication number: CN220650098U
Application number: CN202322304656.XU
Authority: CN
Inventors: 何绪苗; 吴文兵
Original assignee: Fuyang Haina Technology Co ltd
Current assignee: Fuyang Haina Technology Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-03-22
Anticipated expiration: 2033-08-24

Abstract

The utility model provides a tandem sodium ion battery pole piece sampler, which comprises a bracket, wherein at least one driving part is arranged at the upper end connecting part of the bracket, the lower end of the driving part is in driving connection with a cutting die bracket engraved with a micrometer, a plurality of sampling cutting dies are arranged at the lower end of the cutting die bracket along the length direction, and limiting devices for fixing the position of a pole piece are arranged at the two sides of a lower end platform part of the bracket along the length direction. The sampler can perform multipoint sampling through a plurality of sampling cutting dies, so that the pole piece detection efficiency is improved; in addition, the limiting devices used for fixing the positions of the pole pieces are arranged on two sides of the lower end platform part of the sampler, so that the pole pieces are prevented from being displaced when the sampling cutting die samples the pole pieces, the pole pieces are sampled from the fixed positions, the follow-up accurate quantitative analysis and calculation of the detection result are facilitated, and the micrometer on the coating die head is convenient to adjust.

Description

Tandem sodium ion battery pole piece sampler

Technical Field

The utility model relates to the technical field of batteries, in particular to a tandem sodium ion battery pole piece sampler.

Background

The current method for testing the manual surface density of the battery pole piece mainly comprises the steps of sampling through a sampler, wherein the sampling mode of the sampler is single-point, long time waste can be caused when a test piece is inspected at the beginning and the end or coated, the sampling position is not fixed, accurate quantitative analysis and calculation can not be carried out on a detection result, and the adjustment of a micrometer on a subsequent coating die is not facilitated.

Disclosure of Invention

In order to solve the problems, the utility model aims to provide a series sodium ion battery pole piece sampler, and a plurality of sampling cutting dies are arranged on the sampler, so that multipoint sampling can be performed, and the pole piece detection efficiency is improved; in addition, the lower extreme platform portion both sides of sampler are equipped with the stop device that is used for fixing the polar plate position, prevent that the sampling cutting die from taking place the displacement to the polar plate when taking a sample to realize taking a sample from polar plate fixed position, do benefit to follow-up to carry out comparatively accurate quantitative analysis calculation to the testing result, and then make things convenient for the adjustment of micrometer on the coating die head.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a tandem sodium ion battery pole piece sampler, includes the support, at least one drive component is installed to the upper end connecting portion of support, and the drive component lower extreme drive is connected the cutting die support that has carved with the micrometer, install a plurality of sample cutting dies on the lower extreme of cutting die support along length direction, the lower extreme platform portion of support is equipped with the stop device that is used for fixing the pole piece position along length direction's both sides.

Further, the sampling cutting die comprises a fixing nut, a cutter, a spring and a pressing block, wherein the lower end of the fixing nut is connected with the cutter in a threaded manner, a pressing block installation position is formed in the cutter, the pressing block installation position is connected with the pressing block through the spring in a driving manner, and when the sampling cutting die is in a natural hovering state, the pressing block is positioned outside a cutting edge of the cutter; when the pressing block is in a flush state with the knife edge of the cutter, the spring is in a compressed state.

Further, the lower end of the cutting die support is provided with a T-shaped groove along the length direction, and the upper end of the fixing nut is correspondingly matched and clamped with the T-shaped groove.

Further, stop device includes fastening knob and spacing support, the spout has been seted up along the upper side of length direction to the lower extreme platform portion of support, the one end of spacing support is installed in the spout, and after spacing support slides the assigned position, the top of spacing support is fixed spacing support through fastening knob.

Further, a guide groove is formed in the inner side of the lower end platform part of the support in the length direction, and the other end of the limiting support is correspondingly matched with the guide groove.

Further, the driving part is an air cylinder, the air cylinder is connected with the upper end connecting part of the bracket through bolts, and the lower end telescopic part of the air cylinder is connected with the cutting die bracket through bolts.

Further, the device also comprises a foot switch, and the foot switch is connected with the cylinder control.

The beneficial effects are that: the sampler can perform multipoint sampling through a plurality of sampling cutting dies, so that the pole piece detection efficiency is improved; in addition, the limiting devices used for fixing the positions of the pole pieces are arranged on two sides of the lower end platform part of the sampler, so that the pole pieces are prevented from being displaced when the sampling cutting die samples the pole pieces, the pole pieces are sampled from the fixed positions, the follow-up accurate quantitative analysis and calculation of the detection result are facilitated, and the micrometer on the coating die head is convenient to adjust.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic front perspective view of a tandem sodium ion battery pole piece sampler according to an embodiment of the utility model;

FIG. 2 is a front view of a tandem sodium ion battery pole piece sampler according to an embodiment of the present utility model;

fig. 3 is a schematic side perspective view of a tandem sodium ion battery pole piece sampler according to an embodiment of the utility model;

FIG. 4 is a side view of a tandem sodium ion battery pole piece sampler according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a perspective structure of a sampling knife mold of a tandem sodium ion battery pole piece sampler according to an embodiment of the utility model;

FIG. 6 is a cross-sectional view of a sampling knife mold of a tandem sodium ion battery pole piece sampler according to an embodiment of the utility model;

fig. 7 is a schematic diagram of a sampling cutter die of the tandem sodium ion battery pole piece sampler in a natural hovering state according to the embodiment of the utility model;

fig. 8 is a schematic diagram of a spring of a sampling knife mold of the tandem sodium ion battery pole piece sampler in a limit compression state according to an embodiment of the utility model.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Example 1

See fig. 1-8: the utility model provides a tandem sodium ion battery pole piece sampler, includes support 1, at least one drive component 2 is installed to the upper end connecting portion of support 1, and drive component 2 lower extreme drive is connected and is carved with cutting die support 3 of micrometer, a plurality of sample cutting dies 4 are installed along length direction to the lower extreme of cutting die support 3, the lower extreme platform portion of support 1 is equipped with the stop device 5 that is used for fixing the pole piece position along length direction's both sides.

The sampler of the embodiment can perform multipoint sampling through a plurality of sampling cutting dies, so that the pole piece detection efficiency is improved; in addition, the lower extreme platform portion both sides of sampler of this embodiment are equipped with the stop device that is used for fixing the polar plate position, prevent that the sampling cutting die from taking place the displacement to the polar plate when taking a sample to realize taking a sample from polar plate fixed position, do benefit to follow-up to carry out comparatively accurate quantitative analysis calculation to the testing result, and then make things convenient for the adjustment of micrometer on the coating die head.

In a specific example, the sampling cutter die 4 includes a fixing nut 401, a cutter 402, a spring 403 and a pressing block 404, the lower end of the fixing nut 401 is connected with the cutter 402 in a threaded manner, a pressing block mounting position 4021 is formed in the cutter 402, the pressing block mounting position 4021 is connected with the pressing block 404 in a driving manner through the spring 403, and when the sampling cutter die 4 is in a natural hovering state, the pressing block 404 is located outside a cutter edge of the cutter 402; the spring 403 is in a compressed state when the press block 404 is in a flush state with the edge of the cutter 402.

In the embodiment, when pole piece sampling is carried out through the sampling cutting die, the spring can drive the pressing block to press the pole piece, so that cutting cracks are prevented from expanding to the inside of a sampling area, and the problem that materials are easy to fall off during pole piece sampling is solved.

In the concrete implementation, when the spring is in a limit compression state, the pressing block can enter at least 0.5mm in the pressing block installation position, and when the sampling cutting die is in natural hovering, the pressing block is exposed out of the cutting edge of the cutter for 1-5mm; the diameter of the pressing block is close to the inner diameter of the knife edge of the cutter, and the error is within 1 mm.

In a specific example, a T-shaped groove 301 is formed at the lower end of the die holder 3 along the length direction, and the upper end of the fixing nut 401 is correspondingly and matingly engaged with the T-shaped groove 301.

The upper end of the fixing nut of this embodiment can slide into T type recess to can follow length direction and upwards remove, thereby can adjust the concrete position of each sample cutting die through the micrometer on the cutting die support, when removing the settlement position, because T type recess and fixing nut's upper end joint, consequently, through rotating the cutter, can install cutter and fixing nut, accomplish the installation assembly of sample cutting die.

In a specific example, the limiting device 5 includes a fastening knob 501 and a limiting bracket 502, the lower end platform portion of the bracket 1 is provided with a sliding chute 101 along the side surface in the length direction, one end of the limiting bracket 502 is installed in the sliding chute 101, and after the limiting bracket 502 slides to a designated position, the top of the limiting bracket 502 fixes the limiting bracket 502 through the fastening knob 501.

It should be noted that, the limiting device of the embodiment moves along the length direction of the lower end platform part of the bracket, so that the limiting device can be suitable for limiting and fixing pole pieces with different sizes; in addition, when the fastening knob is rotated, the limit bracket can be driven to have a lifting trend and be abutted with the inner wall of the chute, so that the fixing of the limit bracket is completed.

In a specific example, a guiding groove 102 is formed on the inner side of the lower end platform part of the bracket 1 along the length direction, and the other end of the limiting bracket 502 is correspondingly matched with the guiding groove 102.

According to the embodiment, the guide groove is used for facilitating movement guiding of the limiting support at the lower end platform part, so that the limiting support can move horizontally and cannot incline to deviate from the track.

In a specific example, the driving component 2 is a cylinder, the cylinder is connected with the upper end connecting part of the bracket 1 through a bolt, and the lower end telescopic part of the cylinder is connected with the cutting die bracket 3 through a bolt.

The air cylinder, the cutting die support and the support are connected through bolts, so that the air cylinder is convenient to install and detach; the cutter die support can be driven to move downwards through the air cylinder, so that cutting and sampling of the lower sampling cutter die are completed.

In a specific example, the engine further comprises a foot switch, and the foot switch is connected with the air cylinder control.

The embodiment can realize the single hand-held pole piece sampling through the foot switch.

The workflow of the present embodiment: the sampling cutting dies are assembled in a serial connection mode, and the number and the positions of the cutting dies are determined according to the specification of the pole pieces and the number of the required sampling. After the number and the positions of the sampling cutter die assemblies are confirmed, limiting the pole pieces by limiting devices on two sides of a sliding rail at the bottom of the sliding support, and screwing a fastening knob to fix after limiting; the sampling cutting die is assembled with a T-shaped groove in the cutting die bracket through a square block above a fixing nut, and the fixing nut is fixed with the cutter through a screw connection. The sampling cutting die assembly depends on the limiting effect of the square block above the fixing nut and the cutting die support, and when the cutter is screwed, the fixing nut cannot rotate so as to complete the fixation of the sampling cutting die on the cutting die support; at this moment, when the cylinder is driven by the foot switch to work, the sampling knife die assembly is pressed down, the pressing block firstly flattens the pole piece, along with the increase of pressure, the spring is compressed, the pressing block contracts to the knife edge of the cutter to be flush and slightly enter the inside so as to finish the sampling of the pole piece, and the pressing block prevents cutting cracks from expanding to the inside of the sampling area under the pressure of the pressing block, so that the pole piece is not easy to fall off. In addition, in the ascending process of the sampling cutting die assembly, the spring drives the pressing block to extend out of the cutter and ejects the cut pole piece, so that the problem that the pole piece is clamped inside the cutter when the sampler takes the pole piece is avoided.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a tandem sodium ion battery pole piece sampler, its characterized in that, including support (1), at least one drive component (2) is installed to the upper end connecting portion of support (1), and knife mould support (3) that micrometer are carved with are connected in drive of drive component (2) lower extreme drive, install a plurality of sample knife moulds (4) on the lower extreme of knife mould support (3) along length direction, the lower extreme platform portion of support (1) is equipped with stop device (5) that are used for fixing the pole piece position along length direction's both sides.

2. The tandem sodium ion battery pole piece sampler according to claim 1, wherein the sampling cutter die (4) comprises a fixing nut (401), a cutter (402), a spring (403) and a pressing block (404), the lower end of the fixing nut (401) is connected with the cutter (402) in a threaded manner, a pressing block mounting position (4021) is formed in the cutter (402), the pressing block mounting position (4021) is connected with a pressing block (404) in a driving manner through the spring (403), and when the sampling cutter die (4) is in a natural hovering state, the pressing block (404) is located outside a cutter edge of the cutter (402); when the pressing block (404) is in a flush state with the edge of the cutter (402), the spring (403) is in a compressed state.

3. The tandem sodium ion battery pole piece sampler according to claim 2, wherein a T-shaped groove (301) is formed in the lower end of the cutting die support (3) along the length direction, and the upper end of the fixing nut (401) is correspondingly matched and clamped with the T-shaped groove (301).

4. The tandem sodium ion battery pole piece sampler according to claim 1, wherein the limiting device (5) comprises a fastening knob (501) and a limiting bracket (502), a sliding groove (101) is formed in the side face of the lower end platform part of the bracket (1) along the length direction, one end of the limiting bracket (502) is installed in the sliding groove (101), and after the limiting bracket (502) slides to a designated position, the top of the limiting bracket (502) is fixed to the limiting bracket (502) through the fastening knob (501).

5. The tandem sodium ion battery pole piece sampler of claim 4, wherein a guide groove (102) is formed in the inner side of the lower end platform part of the bracket (1) along the length direction, and the other end of the limiting bracket (502) is correspondingly matched with the guide groove (102).

6. The tandem sodium ion battery pole piece sampler according to claim 1, wherein the driving component (2) is a cylinder, the cylinder is connected with the upper end connecting part of the bracket (1) through a bolt, and the lower end telescopic part of the cylinder is connected with the cutting die bracket (3) through a bolt.

7. The tandem sodium ion battery pole piece sampler of claim 6, further comprising a foot switch, said foot switch being connected to the cylinder control.